Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 
Hydrograph River at a Glance Download
Atlantic Coast at East Rockaway Inlet (IN MLLW) Tide Height (ft)Highest Observation: 4.12 ft at 3:18AM Jan 23, 2021Observed: 4.05 ft at 3:24AM Jan 23, 2021Observed: 4.04 ft at 3:30AM Jan 23, 2021Observed: 3.99 ft at 3:36AM Jan 23, 2021Observed: 3.98 ft at 3:42AM Jan 23, 2021Observed: 3.93 ft at 3:48AM Jan 23, 2021Observed: 3.87 ft at 3:54AM Jan 23, 2021Observed: 3.82 ft at 4:00AM Jan 23, 2021Observed: 3.75 ft at 4:06AM Jan 23, 2021Observed: 3.68 ft at 4:12AM Jan 23, 2021Observed: 3.61 ft at 4:18AM Jan 23, 2021Observed: 3.55 ft at 4:24AM Jan 23, 2021Observed: 3.45 ft at 4:30AM Jan 23, 2021Observed: 3.41 ft at 4:36AM Jan 23, 2021Observed: 3.34 ft at 4:42AM Jan 23, 2021Observed: 3.25 ft at 4:48AM Jan 23, 2021Observed: 3.18 ft at 4:54AM Jan 23, 2021Observed: 3.08 ft at 5:00AM Jan 23, 2021Observed: 3.01 ft at 5:06AM Jan 23, 2021Observed: 2.96 ft at 5:12AM Jan 23, 2021Observed: 2.82 ft at 5:18AM Jan 23, 2021Observed: 2.81 ft at 5:24AM Jan 23, 2021Observed: 2.71 ft at 5:30AM Jan 23, 2021Observed: 2.63 ft at 5:36AM Jan 23, 2021Observed: 2.57 ft at 5:42AM Jan 23, 2021Observed: 2.5 ft at 5:48AM Jan 23, 2021Observed: 2.38 ft at 5:54AM Jan 23, 2021Observed: 2.34 ft at 6:00AM Jan 23, 2021Observed: 2.27 ft at 6:06AM Jan 23, 2021Observed: 2.2 ft at 6:12AM Jan 23, 2021Observed: 2.14 ft at 6:18AM Jan 23, 2021Observed: 2.09 ft at 6:24AM Jan 23, 2021Observed: 2.03 ft at 6:30AM Jan 23, 2021Observed: 1.97 ft at 6:36AM Jan 23, 2021Observed: 1.95 ft at 6:42AM Jan 23, 2021Observed: 1.89 ft at 6:48AM Jan 23, 2021Observed: 1.81 ft at 6:54AM Jan 23, 2021Observed: 1.72 ft at 7:00AM Jan 23, 2021Observed: 1.65 ft at 7:06AM Jan 23, 2021Observed: 1.61 ft at 7:12AM Jan 23, 2021Observed: 1.51 ft at 7:18AM Jan 23, 2021Observed: 1.45 ft at 7:24AM Jan 23, 2021Observed: 1.4 ft at 7:30AM Jan 23, 2021Observed: 1.33 ft at 7:36AM Jan 23, 2021Observed: 1.32 ft at 7:42AM Jan 23, 2021Observed: 1.3 ft at 7:48AM Jan 23, 2021Observed: 1.25 ft at 7:54AM Jan 23, 2021Observed: 1.23 ft at 8:00AM Jan 23, 2021Observed: 1.19 ft at 8:06AM Jan 23, 2021Observed: 1.11 ft at 8:12AM Jan 23, 2021Observed: 1.13 ft at 8:18AM Jan 23, 2021Observed: 1.08 ft at 8:24AM Jan 23, 2021Observed: 1.05 ft at 8:30AM Jan 23, 2021Observed: 1.02 ft at 8:36AM Jan 23, 2021Observed: 0.94 ft at 8:42AM Jan 23, 2021Observed: 0.92 ft at 8:48AM Jan 23, 2021Observed: 0.91 ft at 8:54AM Jan 23, 2021Observed: 0.85 ft at 9:00AM Jan 23, 2021Observed: 0.88 ft at 9:06AM Jan 23, 2021Observed: 0.89 ft at 9:12AM Jan 23, 2021Observed: 0.87 ft at 9:18AM Jan 23, 2021Observed: 0.82 ft at 9:24AM Jan 23, 2021Observed: 0.84 ft at 9:30AM Jan 23, 2021Observed: 0.83 ft at 9:36AM Jan 23, 2021Observed: 0.81 ft at 9:42AM Jan 23, 2021Observed: 0.86 ft at 9:48AM Jan 23, 2021Observed: 0.87 ft at 9:54AM Jan 23, 2021Observed: 0.89 ft at 10:00AM Jan 23, 2021Observed: 0.88 ft at 10:06AM Jan 23, 2021Observed: 0.91 ft at 10:12AM Jan 23, 2021Observed: 0.87 ft at 10:18AM Jan 23, 2021Observed: 0.91 ft at 10:24AM Jan 23, 2021Observed: 0.9 ft at 10:30AM Jan 23, 2021Observed: 0.93 ft at 10:36AM Jan 23, 2021Observed: 1.02 ft at 10:42AM Jan 23, 2021Observed: 1.02 ft at 10:48AM Jan 23, 2021Observed: 1.02 ft at 10:54AM Jan 23, 2021Observed: 1.11 ft at 11:00AM Jan 23, 2021Observed: 1.07 ft at 11:06AM Jan 23, 2021Observed: 1.18 ft at 11:12AM Jan 23, 2021Observed: 1.16 ft at 11:18AM Jan 23, 2021Observed: 1.23 ft at 11:24AM Jan 23, 2021Observed: 1.3 ft at 11:30AM Jan 23, 2021Observed: 1.31 ft at 11:36AM Jan 23, 2021Observed: 1.36 ft at 11:42AM Jan 23, 2021Observed: 1.36 ft at 11:48AM Jan 23, 2021Observed: 1.41 ft at 11:54AM Jan 23, 2021Observed: 1.47 ft at 12:00PM Jan 23, 2021Observed: 1.46 ft at 12:06PM Jan 23, 2021Observed: 1.52 ft at 12:12PM Jan 23, 2021Observed: 1.6 ft at 12:18PM Jan 23, 2021Observed: 1.61 ft at 12:24PM Jan 23, 2021Observed: 1.76 ft at 12:30PM Jan 23, 2021Observed: 1.76 ft at 12:36PM Jan 23, 2021Observed: 1.79 ft at 12:42PM Jan 23, 2021Observed: 1.81 ft at 12:48PM Jan 23, 2021Observed: 1.87 ft at 12:54PM Jan 23, 2021Observed: 1.86 ft at 1:00PM Jan 23, 2021Observed: 1.88 ft at 1:06PM Jan 23, 2021Observed: 1.92 ft at 1:12PM Jan 23, 2021Observed: 1.94 ft at 1:18PM Jan 23, 2021Observed: 2.04 ft at 1:24PM Jan 23, 2021Observed: 2.09 ft at 1:30PM Jan 23, 2021Observed: 2.17 ft at 1:36PM Jan 23, 2021Observed: 2.19 ft at 1:42PM Jan 23, 2021Observed: 2.3 ft at 1:48PM Jan 23, 2021Observed: 2.3 ft at 1:54PM Jan 23, 2021Observed: 2.37 ft at 2:00PM Jan 23, 2021Observed: 2.45 ft at 2:06PM Jan 23, 2021Observed: 2.45 ft at 2:12PM Jan 23, 2021Observed: 2.47 ft at 2:18PM Jan 23, 2021Observed: 2.52 ft at 2:24PM Jan 23, 2021Observed: 2.54 ft at 2:30PM Jan 23, 2021Observed: 2.6 ft at 2:36PM Jan 23, 2021Observed: 2.65 ft at 2:42PM Jan 23, 2021Observed: 2.66 ft at 2:48PM Jan 23, 2021Observed: 2.71 ft at 2:54PM Jan 23, 2021Observed: 2.78 ft at 3:00PM Jan 23, 2021Observed: 2.8 ft at 3:06PM Jan 23, 2021Observed: 2.85 ft at 3:12PM Jan 23, 2021Observed: 2.84 ft at 3:18PM Jan 23, 2021Observed: 2.88 ft at 3:24PM Jan 23, 2021Observed: 2.87 ft at 3:30PM Jan 23, 2021Observed: 2.93 ft at 3:36PM Jan 23, 2021Observed: 2.96 ft at 3:42PM Jan 23, 2021Observed: 2.92 ft at 3:48PM Jan 23, 2021Observed: 2.95 ft at 3:54PM Jan 23, 2021Observed: 2.96 ft at 4:00PM Jan 23, 2021Observed: 2.95 ft at 4:06PM Jan 23, 2021Observed: 2.97 ft at 4:12PM Jan 23, 2021Observed: 2.94 ft at 4:18PM Jan 23, 2021Observed: 2.98 ft at 4:24PM Jan 23, 2021Observed: 2.94 ft at 4:30PM Jan 23, 2021Observed: 2.83 ft at 4:36PM Jan 23, 2021Observed: 2.85 ft at 4:42PM Jan 23, 2021Observed: 2.72 ft at 4:48PM Jan 23, 2021Observed: 2.71 ft at 4:54PM Jan 23, 2021Observed: 2.69 ft at 5:00PM Jan 23, 2021Observed: 2.6 ft at 5:06PM Jan 23, 2021Observed: 2.57 ft at 5:12PM Jan 23, 2021Observed: 2.48 ft at 5:18PM Jan 23, 2021Observed: 2.46 ft at 5:24PM Jan 23, 2021Observed: 2.38 ft at 5:30PM Jan 23, 2021Observed: 2.34 ft at 5:36PM Jan 23, 2021Observed: 2.22 ft at 5:42PM Jan 23, 2021Observed: 2.16 ft at 5:48PM Jan 23, 2021Observed: 2.05 ft at 5:54PM Jan 23, 2021Observed: 2 ft at 6:00PM Jan 23, 2021Observed: 1.92 ft at 6:06PM Jan 23, 2021Observed: 1.87 ft at 6:12PM Jan 23, 2021Observed: 1.78 ft at 6:18PM Jan 23, 2021Observed: 1.69 ft at 6:24PM Jan 23, 2021Observed: 1.66 ft at 6:30PM Jan 23, 2021Observed: 1.57 ft at 6:36PM Jan 23, 2021Observed: 1.47 ft at 6:42PM Jan 23, 2021Observed: 1.37 ft at 6:48PM Jan 23, 2021Observed: 1.27 ft at 6:54PM Jan 23, 2021Observed: 1.25 ft at 7:00PM Jan 23, 2021Observed: 1.17 ft at 7:06PM Jan 23, 2021Observed: 1.16 ft at 7:12PM Jan 23, 2021Observed: 1.1 ft at 7:18PM Jan 23, 2021Observed: 0.99 ft at 7:24PM Jan 23, 2021Observed: 0.89 ft at 7:30PM Jan 23, 2021Observed: 0.86 ft at 7:36PM Jan 23, 2021Observed: 0.73 ft at 7:42PM Jan 23, 2021Observed: 0.64 ft at 7:48PM Jan 23, 2021Observed: 0.54 ft at 7:54PM Jan 23, 2021Observed: 0.49 ft at 8:00PM Jan 23, 2021Observed: 0.41 ft at 8:06PM Jan 23, 2021Observed: 0.36 ft at 8:12PM Jan 23, 2021Observed: 0.29 ft at 8:18PM Jan 23, 2021Observed: 0.23 ft at 8:24PM Jan 23, 2021Observed: 0.18 ft at 8:30PM Jan 23, 2021Observed: 0.07 ft at 8:36PM Jan 23, 2021Observed: 0.05 ft at 8:42PM Jan 23, 2021Observed: -0.03 ft at 8:48PM Jan 23, 2021Observed: -0.09 ft at 8:54PM Jan 23, 2021Observed: -0.14 ft at 9:00PM Jan 23, 2021Observed: -0.18 ft at 9:06PM Jan 23, 2021Observed: -0.19 ft at 9:12PM Jan 23, 2021Observed: -0.18 ft at 9:18PM Jan 23, 2021Observed: -0.24 ft at 9:24PM Jan 23, 2021Observed: -0.24 ft at 9:30PM Jan 23, 2021Observed: -0.23 ft at 9:36PM Jan 23, 2021Observed: -0.27 ft at 9:42PM Jan 23, 2021Observed: -0.22 ft at 9:48PM Jan 23, 2021Observed: -0.25 ft at 9:54PM Jan 23, 2021Observed: -0.26 ft at 10:00PM Jan 23, 2021Observed: -0.22 ft at 10:06PM Jan 23, 2021Observed: -0.2 ft at 10:12PM Jan 23, 2021Observed: -0.2 ft at 10:18PM Jan 23, 2021Observed: -0.15 ft at 10:24PM Jan 23, 2021Observed: -0.11 ft at 10:30PM Jan 23, 2021Observed: -0.03 ft at 10:36PM Jan 23, 2021Observed: 0.06 ft at 10:42PM Jan 23, 2021Observed: 0.13 ft at 10:48PM Jan 23, 2021Observed: 0.23 ft at 10:54PM Jan 23, 2021Observed: 0.32 ft at 11:00PM Jan 23, 2021Observed: 0.36 ft at 11:06PM Jan 23, 2021Observed: 0.45 ft at 11:12PM Jan 23, 2021Observed: 0.57 ft at 11:18PM Jan 23, 2021Observed: 0.64 ft at 11:24PM Jan 23, 2021Observed: 0.72 ft at 11:30PM Jan 23, 2021Observed: 0.84 ft at 11:36PM Jan 23, 2021Observed: 0.93 ft at 11:42PM Jan 23, 2021Observed: 1.04 ft at 11:48PM Jan 23, 2021Observed: 1.14 ft at 11:54PM Jan 23, 2021Observed: 1.22 ft at 12:00AM Jan 24, 2021Observed: 1.31 ft at 12:06AM Jan 24, 2021Observed: 1.4 ft at 12:12AM Jan 24, 2021Observed: 1.49 ft at 12:18AM Jan 24, 2021Observed: 1.56 ft at 12:24AM Jan 24, 2021Observed: 1.65 ft at 12:30AM Jan 24, 2021Observed: 1.74 ft at 12:36AM Jan 24, 2021Observed: 1.76 ft at 12:42AM Jan 24, 2021Observed: 1.89 ft at 12:48AM Jan 24, 2021Observed: 1.96 ft at 12:54AM Jan 24, 2021Observed: 2.04 ft at 1:00AM Jan 24, 2021Observed: 2.11 ft at 1:06AM Jan 24, 2021Observed: 2.16 ft at 1:12AM Jan 24, 2021Observed: 2.23 ft at 1:18AM Jan 24, 2021Observed: 2.38 ft at 1:24AM Jan 24, 2021Observed: 2.4 ft at 1:30AM Jan 24, 2021Observed: 2.5 ft at 1:36AM Jan 24, 2021Observed: 2.57 ft at 1:42AM Jan 24, 2021Observed: 2.62 ft at 1:48AM Jan 24, 2021Observed: 2.68 ft at 1:54AM Jan 24, 2021Observed: 2.72 ft at 2:00AM Jan 24, 2021Observed: 2.8 ft at 2:06AM Jan 24, 2021Observed: 2.8 ft at 2:12AM Jan 24, 2021Observed: 2.85 ft at 2:18AM Jan 24, 2021Observed: 2.91 ft at 2:24AM Jan 24, 2021Observed: 2.96 ft at 2:30AM Jan 24, 2021Observed: 3.02 ft at 2:36AM Jan 24, 2021Observed: 3.03 ft at 2:42AM Jan 24, 2021Observed: 3.1 ft at 2:48AM Jan 24, 2021Observed: 3.14 ft at 2:54AM Jan 24, 2021Observed: 3.16 ft at 3:00AM Jan 24, 2021Observed: 3.19 ft at 3:06AM Jan 24, 2021Observed: 3.16 ft at 3:12AM Jan 24, 2021Observed: 3.18 ft at 3:18AM Jan 24, 2021Observed: 3.18 ft at 3:24AM Jan 24, 2021Observed: 3.22 ft at 3:30AM Jan 24, 2021Observed: 3.21 ft at 3:36AM Jan 24, 2021Observed: 3.25 ft at 3:42AM Jan 24, 2021Observed: 3.25 ft at 3:48AM Jan 24, 2021Observed: 3.31 ft at 3:54AM Jan 24, 2021Observed: 3.27 ft at 4:00AM Jan 24, 2021Observed: 3.25 ft at 4:06AM Jan 24, 2021Observed: 3.23 ft at 4:12AM Jan 24, 2021Observed: 3.21 ft at 4:18AM Jan 24, 2021Observed: 3.18 ft at 4:24AM Jan 24, 2021Observed: 3.14 ft at 4:30AM Jan 24, 2021Observed: 3.14 ft at 4:36AM Jan 24, 2021Observed: 3.09 ft at 4:42AM Jan 24, 2021Observed: 3.06 ft at 4:48AM Jan 24, 2021Observed: 3.04 ft at 4:54AM Jan 24, 2021Observed: 2.98 ft at 5:00AM Jan 24, 2021Observed: 2.91 ft at 5:06AM Jan 24, 2021Observed: 2.86 ft at 5:12AM Jan 24, 2021Observed: 2.77 ft at 5:18AM Jan 24, 2021Observed: 2.73 ft at 5:24AM Jan 24, 2021Observed: 2.65 ft at 5:30AM Jan 24, 2021Observed: 2.58 ft at 5:36AM Jan 24, 2021Observed: 2.52 ft at 5:42AM Jan 24, 2021Observed: 2.47 ft at 5:48AM Jan 24, 2021Observed: 2.39 ft at 5:54AM Jan 24, 2021Observed: 2.33 ft at 6:00AM Jan 24, 2021Observed: 2.32 ft at 6:06AM Jan 24, 2021Observed: 2.24 ft at 6:12AM Jan 24, 2021Observed: 2.22 ft at 6:18AM Jan 24, 2021Observed: 2.14 ft at 6:24AM Jan 24, 2021Observed: 2.05 ft at 6:30AM Jan 24, 2021Observed: 2.01 ft at 6:36AM Jan 24, 2021Observed: 1.91 ft at 6:42AM Jan 24, 2021Observed: 1.85 ft at 6:48AM Jan 24, 2021Observed: 1.78 ft at 6:54AM Jan 24, 2021Observed: 1.71 ft at 7:00AM Jan 24, 2021Observed: 1.66 ft at 7:06AM Jan 24, 2021Observed: 1.58 ft at 7:12AM Jan 24, 2021Observed: 1.5 ft at 7:18AM Jan 24, 2021Observed: 1.41 ft at 7:24AM Jan 24, 2021Observed: 1.34 ft at 7:30AM Jan 24, 2021Observed: 1.29 ft at 7:36AM Jan 24, 2021Observed: 1.18 ft at 7:42AM Jan 24, 2021Observed: 1.1 ft at 7:48AM Jan 24, 2021Observed: 1.02 ft at 7:54AM Jan 24, 2021Observed: 0.97 ft at 8:00AM Jan 24, 2021Observed: 0.91 ft at 8:06AM Jan 24, 2021Observed: 0.81 ft at 8:12AM Jan 24, 2021Observed: 0.75 ft at 8:18AM Jan 24, 2021Observed: 0.69 ft at 8:24AM Jan 24, 2021Observed: 0.63 ft at 8:30AM Jan 24, 2021Observed: 0.56 ft at 8:36AM Jan 24, 2021Observed: 0.5 ft at 8:42AM Jan 24, 2021Observed: 0.46 ft at 8:48AM Jan 24, 2021Observed: 0.4 ft at 8:54AM Jan 24, 2021Observed: 0.35 ft at 9:00AM Jan 24, 2021Observed: 0.3 ft at 9:06AM Jan 24, 2021Observed: 0.26 ft at 9:12AM Jan 24, 2021Observed: 0.19 ft at 9:18AM Jan 24, 2021Observed: 0.12 ft at 9:24AM Jan 24, 2021Observed: 0.1 ft at 9:30AM Jan 24, 2021Observed: 0.03 ft at 9:36AM Jan 24, 2021Observed: -0.01 ft at 9:42AM Jan 24, 2021Observed: -0.08 ft at 9:48AM Jan 24, 2021Observed: -0.09 ft at 9:54AM Jan 24, 2021Observed: -0.13 ft at 10:00AM Jan 24, 2021Observed: -0.19 ft at 10:06AM Jan 24, 2021Observed: -0.24 ft at 10:12AM Jan 24, 2021Observed: -0.25 ft at 10:18AM Jan 24, 2021Observed: -0.27 ft at 10:24AM Jan 24, 2021Observed: -0.26 ft at 10:30AM Jan 24, 2021Observed: -0.26 ft at 10:36AM Jan 24, 2021Observed: -0.29 ft at 10:42AM Jan 24, 2021Observed: -0.28 ft at 10:48AM Jan 24, 2021Observed: -0.25 ft at 10:54AM Jan 24, 2021Observed: -0.25 ft at 11:00AM Jan 24, 2021Observed: -0.21 ft at 11:06AM Jan 24, 2021Observed: -0.19 ft at 11:12AM Jan 24, 2021Observed: -0.21 ft at 11:18AM Jan 24, 2021Observed: -0.18 ft at 11:24AM Jan 24, 2021Observed: -0.16 ft at 11:30AM Jan 24, 2021Observed: -0.11 ft at 11:36AM Jan 24, 2021Observed: -0.05 ft at 11:42AM Jan 24, 2021Observed: 0.01 ft at 11:48AM Jan 24, 2021Observed: 0.08 ft at 11:54AM Jan 24, 2021Observed: 0.13 ft at 12:00PM Jan 24, 2021Observed: 0.2 ft at 12:06PM Jan 24, 2021Observed: 0.27 ft at 12:12PM Jan 24, 2021Observed: 0.31 ft at 12:18PM Jan 24, 2021Observed: 0.37 ft at 12:24PM Jan 24, 2021Observed: 0.46 ft at 12:30PM Jan 24, 2021Observed: 0.48 ft at 12:36PM Jan 24, 2021Observed: 0.53 ft at 12:42PM Jan 24, 2021Observed: 0.6 ft at 12:48PM Jan 24, 2021Observed: 0.67 ft at 12:54PM Jan 24, 2021Observed: 0.76 ft at 1:00PM Jan 24, 2021Observed: 0.84 ft at 1:06PM Jan 24, 2021Observed: 0.89 ft at 1:12PM Jan 24, 2021Observed: 0.95 ft at 1:18PM Jan 24, 2021Observed: 1 ft at 1:24PM Jan 24, 2021Observed: 1.07 ft at 1:30PM Jan 24, 2021Observed: 1.14 ft at 1:36PM Jan 24, 2021Observed: 1.23 ft at 1:42PM Jan 24, 2021Observed: 1.27 ft at 1:48PM Jan 24, 2021Observed: 1.33 ft at 1:54PM Jan 24, 2021Observed: 1.37 ft at 2:00PM Jan 24, 2021Observed: 1.48 ft at 2:06PM Jan 24, 2021Observed: 1.53 ft at 2:12PM Jan 24, 2021Observed: 1.61 ft at 2:18PM Jan 24, 2021Observed: 1.66 ft at 2:24PM Jan 24, 2021Observed: 1.76 ft at 2:30PM Jan 24, 2021Observed: 1.8 ft at 2:36PM Jan 24, 2021Observed: 1.89 ft at 2:42PM Jan 24, 2021Observed: 1.92 ft at 2:48PM Jan 24, 2021Observed: 2.04 ft at 2:54PM Jan 24, 2021Observed: 2.04 ft at 3:00PM Jan 24, 2021Observed: 2.12 ft at 3:06PM Jan 24, 2021Observed: 2.13 ft at 3:12PM Jan 24, 2021Observed: 2.18 ft at 3:18PM Jan 24, 2021Observed: 2.24 ft at 3:24PM Jan 24, 2021Observed: 2.23 ft at 3:30PM Jan 24, 2021Observed: 2.27 ft at 3:36PM Jan 24, 2021Observed: 2.26 ft at 3:42PM Jan 24, 2021Observed: 2.31 ft at 3:48PM Jan 24, 2021Observed: 2.31 ft at 3:54PM Jan 24, 2021Observed: 2.4 ft at 4:00PM Jan 24, 2021Observed: 2.39 ft at 4:06PM Jan 24, 2021Observed: 2.42 ft at 4:12PM Jan 24, 2021Observed: 2.5 ft at 4:18PM Jan 24, 2021Observed: 2.45 ft at 4:24PM Jan 24, 2021Observed: 2.5 ft at 4:30PM Jan 24, 2021Observed: 2.43 ft at 4:36PM Jan 24, 2021Observed: 2.42 ft at 4:42PM Jan 24, 2021Observed: 2.39 ft at 4:48PM Jan 24, 2021Observed: 2.33 ft at 4:54PM Jan 24, 2021Observed: 2.33 ft at 5:00PM Jan 24, 2021Observed: 2.25 ft at 5:06PM Jan 24, 2021Observed: 2.24 ft at 5:12PM Jan 24, 2021Observed: 2.2 ft at 5:18PM Jan 24, 2021Observed: 2.17 ft at 5:24PM Jan 24, 2021Observed: 2.11 ft at 5:30PM Jan 24, 2021Observed: 2.04 ft at 5:36PM Jan 24, 2021Observed: 1.97 ft at 5:42PM Jan 24, 2021Observed: 1.94 ft at 5:48PM Jan 24, 2021Observed: 1.92 ft at 5:54PM Jan 24, 2021Observed: 1.85 ft at 6:00PM Jan 24, 2021Observed: 1.78 ft at 6:06PM Jan 24, 2021Observed: 1.71 ft at 6:12PM Jan 24, 2021Observed: 1.66 ft at 6:18PM Jan 24, 2021Observed: 1.64 ft at 6:24PM Jan 24, 2021Observed: 1.56 ft at 6:30PM Jan 24, 2021Observed: 1.5 ft at 6:36PM Jan 24, 2021Observed: 1.45 ft at 6:42PM Jan 24, 2021Observed: 1.37 ft at 6:48PM Jan 24, 2021Observed: 1.32 ft at 6:54PM Jan 24, 2021Observed: 1.28 ft at 7:00PM Jan 24, 2021Observed: 1.25 ft at 7:06PM Jan 24, 2021Observed: 1.24 ft at 7:12PM Jan 24, 2021Observed: 1.13 ft at 7:18PM Jan 24, 2021Observed: 1.13 ft at 7:24PM Jan 24, 2021Observed: 1.04 ft at 7:30PM Jan 24, 2021Observed: 1 ft at 7:36PM Jan 24, 2021Observed: 0.93 ft at 7:42PM Jan 24, 2021Observed: 0.88 ft at 7:48PM Jan 24, 2021Observed: 0.75 ft at 7:54PM Jan 24, 2021Observed: 0.71 ft at 8:00PM Jan 24, 2021Observed: 0.59 ft at 8:06PM Jan 24, 2021Observed: 0.56 ft at 8:12PM Jan 24, 2021Observed: 0.52 ft at 8:18PM Jan 24, 2021Observed: 0.43 ft at 8:24PM Jan 24, 2021Observed: 0.35 ft at 8:30PM Jan 24, 2021Observed: 0.29 ft at 8:36PM Jan 24, 2021Observed: 0.25 ft at 8:42PM Jan 24, 2021Observed: 0.19 ft at 8:48PM Jan 24, 2021Observed: 0.1 ft at 8:54PM Jan 24, 2021Observed: 0.05 ft at 9:00PM Jan 24, 2021Observed: 0.01 ft at 9:06PM Jan 24, 2021Observed: -0.05 ft at 9:12PM Jan 24, 2021Observed: -0.11 ft at 9:18PM Jan 24, 2021Observed: -0.18 ft at 9:24PM Jan 24, 2021Observed: -0.21 ft at 9:30PM Jan 24, 2021Observed: -0.24 ft at 9:36PM Jan 24, 2021Observed: -0.25 ft at 9:42PM Jan 24, 2021Observed: -0.28 ft at 9:48PM Jan 24, 2021Observed: -0.32 ft at 9:54PM Jan 24, 2021Observed: -0.4 ft at 10:00PM Jan 24, 2021Observed: -0.41 ft at 10:06PM Jan 24, 2021Observed: -0.48 ft at 10:12PM Jan 24, 2021Observed: -0.46 ft at 10:18PM Jan 24, 2021Observed: -0.46 ft at 10:30PM Jan 24, 2021Observed: -0.45 ft at 10:36PM Jan 24, 2021Observed: -0.42 ft at 10:42PM Jan 24, 2021Observed: -0.4 ft at 10:48PM Jan 24, 2021Observed: -0.38 ft at 10:54PM Jan 24, 2021Observed: -0.39 ft at 11:00PM Jan 24, 2021Observed: -0.34 ft at 11:06PM Jan 24, 2021Observed: -0.32 ft at 11:12PM Jan 24, 2021Observed: -0.25 ft at 11:18PM Jan 24, 2021Observed: -0.16 ft at 11:24PM Jan 24, 2021Observed: -0.13 ft at 11:30PM Jan 24, 2021Observed: -0.04 ft at 11:36PM Jan 24, 2021Observed: 0.06 ft at 11:42PM Jan 24, 2021Observed: 0.19 ft at 11:48PM Jan 24, 2021Observed: 0.24 ft at 11:54PM Jan 24, 2021Observed: 0.37 ft at 12:00AM Jan 25, 2021Observed: 0.46 ft at 12:06AM Jan 25, 2021Observed: 0.56 ft at 12:12AM Jan 25, 2021Observed: 0.66 ft at 12:18AM Jan 25, 2021Observed: 0.77 ft at 12:24AM Jan 25, 2021Observed: 0.88 ft at 12:30AM Jan 25, 2021Observed: 0.97 ft at 12:36AM Jan 25, 2021Observed: 1.07 ft at 12:42AM Jan 25, 2021Observed: 1.19 ft at 12:48AM Jan 25, 2021Observed: 1.28 ft at 12:54AM Jan 25, 2021Observed: 1.32 ft at 1:00AM Jan 25, 2021Observed: 1.46 ft at 1:06AM Jan 25, 2021Observed: 1.53 ft at 1:12AM Jan 25, 2021Observed: 1.61 ft at 1:18AM Jan 25, 2021Observed: 1.72 ft at 1:24AM Jan 25, 2021Observed: 1.83 ft at 1:30AM Jan 25, 2021Observed: 1.94 ft at 1:36AM Jan 25, 2021Observed: 2.05 ft at 1:42AM Jan 25, 2021Observed: 2.12 ft at 1:48AM Jan 25, 2021Observed: 2.23 ft at 1:54AM Jan 25, 2021Observed: 2.34 ft at 2:00AM Jan 25, 2021USGS--Water Resources of the United StatesRKWN6(plotting HMIRG) Graph Created (3:16AM Jan 25, 2021)ObservedLatest observed value: 2.34 ft at 2:00 AM EST 25-Jan-2021. Flood Stage is 6 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Atlantic Coast at East Rockaway Inlet (IN MLLW). Only observed stages are available for this point.

Vertical Datum references a tidal datum (MLLW). For more information click on USGS link below.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 8
Moderate Flood Stage: 7
Flood Stage: 6
Action Stage: 5.8
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:15
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
About This Location Collapse

Latitude: 40.593056° N, Longitude: 73.737778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 6 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Upton Weather Forecast Office
175 Brookhaven Ave. Bldg. NWS-1
Upton, NY 11973
Ask Questions/Webmaster
Page last modified: 30-Oct-2020 4:10 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities